Trail Ridge (U.S. 34): This road through Rocky Mountain National Park is the highest continuous auto road in the country. Itâs truly an all-American icon â the road itself is listed on the National Register of Historic Places.
Lumber Dimensions. 2x4s are not actually 2 inches by 4 inches. When the board is first rough sawn from the log, it is a true 2x4, but the drying process and planing of the board reduce it to the finished 1.5x3.5 size. Here are the common sizes of lumber, and their actual sizes.
TABLE #2 JOIST LENGTH TREATED LUMBER. 6' 7' 8' 9' 10' 11' 12' 13' 14' 15' 16'. 4' JOIST. SIZE 2X6 24OC. 2X6 16OC. 2X8 24OC.